Contact Form style question

Hi all,

I was wondering how I can add tick marks to my contact form fields as the user enters their information in order to indicate that the field has been entered correctly or incorrectly?

Illustration here: http://glen-lodge.co.uk/testing/emailForm.gif

Thanks in advance!

Kyle

See http://www.onegeek.com.au/articles/programming/javascript-form-validation.php#example

excellent, that looks like exactly what i need!